/* CSS */
:root {
    --primary-color: #0f0;
    --secondary-color: rgba(0, 25, 0, 0.7);
    --background-color: rgba(0, 10, 0, 0.2);
    --text-color: #0f0;
    --highlight-color: rgba(0, 255, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Courier New', monospace;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: #000;
    color: var(--text-color);
    line-height: 1.5;
    background-image: 
        linear-gradient(rgba(0, 20, 0, 0.3), rgba(0, 0, 0, 0.7));
}

header {
    background-color: rgba(0, 0, 0, 0.9);
    color: var(--primary-color);
    padding: 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--primary-color);
    text-shadow: 0 0 5px var(--primary-color);
    position: relative;
    z-index: 1;
}

.main-content {
    flex: 1;
    padding: 1.5rem;
}

.terminal-container {
    background-color: var(--secondary-color);
    border: 1px solid var(--primary-color);
    border-radius: 5px;
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.2);
    display: flex;
    flex-direction: column;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.terminal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--primary-color);
    background-color: rgba(0, 30, 0, 0.5);
}

.terminal-header h2 {
    font-size: 1.1rem;
    color: var(--primary-color);
}

.terminal-controls {
    display: flex;
    gap: 0.8rem;
}

.control {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1px solid var(--primary-color);
    cursor: pointer;
    transition: transform 0.2s;
}

.control:hover {
    transform: scale(1.1);
}

.control.close { background-color: #f00; }
.control.minimize { background-color: #ff0; }
.control.maximize { background-color: var(--primary-color); }

.terminal-body {
    padding: 1.5rem;
    flex: 1;
    overflow-y: auto;
    position: relative;
}

.command-line {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.prompt {
    color: var(--primary-color);
    font-weight: bold;
}

.command {
    color: var(--primary-color);
    text-shadow: 0 0 5px var(--primary-color);
}

.workout-section {
    margin-bottom: 2rem;
    border-bottom: 1px dashed rgba(0, 255, 0, 0.3);
    padding-bottom: 1.5rem;
}

.workout-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.workout-section h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.exercise {
    margin-bottom: 1.5rem;
    background-color: rgba(0, 20, 0, 0.2);
    padding: 1rem;
    border-left: 3px solid var(--primary-color);
    border-radius: 0 4px 4px 0;
}

.exercise h4 {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 1.1rem;
}

.tag {
    font-size: 0.8rem;
    background-color: var(--highlight-color);
    padding: 0.2rem 0.6rem;
    border-radius: 3px;
    color: var(--primary-color);
}

.set-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.8rem;
    margin-top: 0.8rem;
}

.set {
    padding: 0.5rem;
    background-color: var(--background-color);
    border: 1px solid rgba(0, 255, 0, 0.1);
    border-radius: 3px;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.set:hover {
    background-color: rgba(0, 30, 0, 0.3);
    border-color: rgba(0, 255, 0, 0.3);
}

.highlight {
    color: var(--primary-color);
    font-weight: bold;
    text-shadow: 0 0 5px var(--primary-color);
    background-color: rgba(0, 255, 0, 0.1) !important;
}

.note {
    grid-column: 1 / -1;
    font-style: italic;
    color: #8f8;
    padding: 0.5rem;
    background-color: rgba(0, 30, 0, 0.3);
    border-left: 3px solid #8f8;
}

.terminal-footer {
    padding: 1rem;
    border-top: 1px solid var(--primary-color);
    text-align: center;
    background-color: rgba(0, 30, 0, 0.5);
    font-size: 0.9rem;
}

footer {
    background-color: rgba(0, 0, 0, 0.9);
    color: var(--primary-color);
    padding: 1rem;
    text-align: center;
    border-top: 1px solid var(--primary-color);
    font-size: 0.9rem;
}

.nav-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 0.8rem;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.2s;
}

.nav-links a:hover {
    text-shadow: 0 0 10px var(--primary-color);
    color: #8f8;
}

.matrix-effect {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.1;
    pointer-events: none;
}

.blink {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 10, 0, 0.3);
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 255, 0, 0.5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 255, 0, 0.7);
}

/* Responsive */
@media (max-width: 768px) {
    .set-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    header, footer {
        padding: 1rem;
    }
    
    .terminal-body {
        padding: 1rem;
    }
    
    .exercise {
        padding: 0.8rem;
    }
}

@media (max-width: 480px) {
    .set-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .terminal-header {
        flex-direction: column;
        gap: 0.8rem;
        align-items: flex-start;
    }
    
    .terminal-controls {
        align-self: flex-end;
    }
}
/* Hub spezifische Styles */
.hub-header {
    margin-bottom: 2rem;
    padding: 1rem;
    background-color: rgba(0, 20, 0, 0.2);
    border-left: 3px solid var(--primary-color);
}

.hub-header h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.hub-description {
    color: #8f8;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Versions Grid */
.versions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.version-card {
    background: linear-gradient(145deg, rgba(0, 25, 0, 0.3), rgba(0, 15, 0, 0.4));
    border: 1px solid rgba(0, 255, 0, 0.2);
    border-radius: 8px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.version-card.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.2);
}

.version-card.coming-soon {
    opacity: 0.7;
    border-style: dashed;
}

.version-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
}

.version-card.v2::before { background: linear-gradient(90deg, #0f0, #080); }
.version-card.v3::before { background: linear-gradient(90deg, #00ffaa, #008855); }
.version-card.v4::before { background: linear-gradient(90deg, #ffaa00, #885500); }
.version-card.v5::before { background: linear-gradient(90deg, #aa00ff, #550088); }
.version-card.v6::before { background: linear-gradient(90deg, #ff0066, #880033); }
.version-card.v7::before { background: linear-gradient(90deg, #0066ff, #003388); }

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(0, 255, 0, 0.1);
}

.version-badge {
    background-color: rgba(0, 255, 0, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 255, 0, 0.3);
}

.version-status {
    font-size: 0.8rem;
    padding: 0.2rem 0.6rem;
    border-radius: 3px;
}

.version-status.active {
    background-color: rgba(0, 255, 0, 0.2);
    color: #0f0;
}

.version-status.archived {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ccc;
}

.version-status.coming {
    background-color: rgba(255, 200, 0, 0.2);
    color: #ffcc00;
}

.version-content h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.version-date {
    color: #8f8;
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
}

.date-highlight {
    background-color: rgba(0, 255, 0, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-weight: bold;
}

.version-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.version-tags .tag {
    background-color: rgba(0, 30, 0, 0.3);
    color: #8f8;
    padding: 0.2rem 0.6rem;
    border-radius: 3px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 255, 0, 0.1);
}

.version-description {
    color: #cfc;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1.2rem;
    opacity: 0.9;
}

.version-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem;
    margin-bottom: 1.2rem;
}

.version-stats .stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem;
    background-color: rgba(0, 20, 0, 0.2);
    border-radius: 4px;
}

.stat-label {
    font-size: 0.7rem;
    color: #8f8;
    opacity: 0.8;
    margin-bottom: 0.2rem;
}

.stat-value {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: bold;
}

.version-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 255, 0, 0.1);
}

.view-button {
    background-color: rgba(0, 255, 0, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 255, 0, 0.3);
    transition: all 0.2s;
    cursor: pointer;
    display: inline-block;
}

.view-button:hover {
    background-color: rgba(0, 255, 0, 0.2);
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.2);
}

.version-order {
    font-size: 0.8rem;
    color: #8f8;
    opacity: 0.7;
}

/* Timeline */
.timeline-section {
    margin-bottom: 2rem;
}

.timeline-section h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.timeline {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid rgba(0, 255, 0, 0.3);
}

.timeline-item {
    position: relative;
    margin-bottom: 1.5rem;
    padding: 0.8rem;
    background-color: rgba(0, 20, 0, 0.1);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.timeline-item:hover {
    background-color: rgba(0, 30, 0, 0.2);
    transform: translateX(5px);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.4rem;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 2px solid rgba(0, 255, 0, 0.3);
}

.timeline-item[data-version="v2"]::before { background-color: #0f0; }
.timeline-item[data-version="v3"]::before { background-color: #00ffaa; }
.timeline-item[data-version="v4"]::before { background-color: #ffaa00; }
.timeline-item[data-version="v5"]::before { background-color: #aa00ff; }
.timeline-item[data-version="v6"]::before { background-color: #ff0066; }
.timeline-item[data-version="v7"]